>> guest: not only the book tour, but you just -- a book is quite an expenditure of energy, and we've always taken time between books. and we have a, we've got some projects at "vanity fair" that have kind of almost been on hold as bev -- as we've finished the book and gone through the interest that this book has arisen. so all we know for sure is that we will never rub out of -- run out of material. >> guest: oh, no. the potential list -- >> guest: growing each year. things get longer and longer. >> host: have you ever thought about separating, doing solo projects? >> guest: well, i think, you know, because i'm older i would like to go back and look at investigative reporting in the '50s and '60s when i started, which is a little different. but beyond that, no. >> guest: we've been so busy with projects over the years, there really hasn't been the time to do anything else. >> host: dave in louisiana, you are on with james steele and donald barlett. >> caller: thank you very much, and good afternoon. my question concerns the green economy. i'm an old-timer fdr democrat, and i disagree